Curtis Island Light (+44° 12′ 6.00″, -69° 2′ 54.00″) is located at the entrance to Camden Harbor, at the southeastern end of Curtis Island. It is an active U.S. Coast Guard aid to navigation and is now owned by the Town of Camden. Its characteristic is occulting green, 4 seconds (4 seconds of green followed by 1 second of darkness). The lighthouse is a 25-foot tall, white, cylindrical brick tower with a range of 6 nautical miles. The station does not have a fog signal.